Random FactsCuriousOneFebruary 11, 2016century, estimated, fact, facts, living, nineteenth, People, serfdom, slavery, start, staycuriousComment At the start of the 19th century an estimated 3/4 of all living people were kept against their will either in some form of slavery or serfdom Random FactsCuriousOneFebruary 11, 2016century, estimated, fact, facts, living, nineteenth, People, serfdom, slavery, start, staycuriousComment